
The AirTAC Airtac SAID50 Double Rod Cylinder SAID50BX10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 10mm stroke, G1/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAID50X10-S is a double-acting, double-rod ISO 15552 profile cylinder featuring a short 10mm stroke. Because the twin rods occupy both sides of the piston, the annulus area is identical in both directions, yielding an equal extend and retract force of 825 N at 0.5 MPa. This symmetric output is ideal for mechanisms requiring perfectly balanced push and pull dynamics.
Equipped with a -S magnet, this model supports AirTAC CMSE reed and DMSE electronic solid-state sensors via the dual-side barrel grooves. The rods are crafted from SUS304 stainless steel for superior corrosion resistance, and the rear rod end can simultaneously drive a secondary mechanism or position flag while keeping the load guided against rotation.
| Model | Airtac SAID50 Double Rod Cylinder SAID50BX10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 10 mm |
| Acting type | Double acting |
| Port size | G1/4 |
| Rod thread | M16×1.5 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 30 mm |
| Max stroke | Up to 1200 mm |
Specifications follow the official AirTAC SAI series datasheet and ISO 15552 dimensions. Confirm against the product label before installation. Port options: G (BSPP) / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max (@1.0 MPa) | 200 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAI | ISO 15552 profile-barrel cylinder series. |
|---|---|
| 50 | Bore size in mm. |
| ×10 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAI-family variants: SAID (double rod), SAIJ (adjustable stroke), SAIL (with lock), SAIF (with valve), BSAI (enclasp / clamp-lock), and SAI-S with built-in magnet. Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B); seals: TPU (blank) / Viton H / NBR N.
Provides equal 825 N force both ways to shuttle lightweight parts between two stations without losing momentum or grip on the return.
Drives a primary workpiece on the front rod while using the rear rod end to trigger a DMSE electronic position flag.
The twin SUS304 rods keep the 10mm stroke payload perfectly aligned, preventing twist in compact precision clamping tools.
Choose this 50mm bore when an application demands balanced 825 N thrust both ways with a very short 10mm stroke, stepping up from a 40mm bore (528 N) or down from a 63mm bore (1402 N). A double-rod format is selected over a single-rod SAI when dual-side guidance, anti-rotation, or rear-rod cam actuation is required. It uses the reduced SAID mounting set: Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting the FB, CA, CB, and CR accessories.
Remember that a plain SAID does not hold its load if air pressure drops or the valve centers; the piston will drift. For fail-safe holding, consider an external rod lock, a SAIL variant, or a BSAID clamp-lock cylinder. This unit is dimensionally interchangeable per ISO 15552, features a PT tapered port, and its short 10mm stroke avoids the rod-bearing bending risks seen in longer travels.
Quick checklist
Because it is a double-rod cylinder, the effective area is the same on both sides. It delivers an equal extend and retract force of 825 N at 0.5 MPa, 1154 N at 0.7 MPa, and 1484 N at 0.9 MPa.
Yes, the SAID50X10-S is dimensionally interchangeable per ISO 15552 and serves as a drop-in replacement for other standard ISO 15552 double-rod cylinders, sharing the exact same mounting interface and PT port size.
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